

//additional properties for jQuery object
$(document).ready(function(){
   $.ajaxSetup({ 
      beforeSend: function(xhr, settings) {
          function getCookie(name) {
              var cookieValue = null;
              if (document.cookie && document.cookie != '') {
                  var cookies = document.cookie.split(';');
                  for (var i = 0; i < cookies.length; i++) {
                      var cookie = jQuery.trim(cookies[i]);
                      // Does this cookie string begin with the name we want?
                  if (cookie.substring(0, name.length + 1) == (name + '=')) {
                      cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                      break;
                  }
              }
          }
          return cookieValue;
          }
          if (!(/^http:.*/.test(settings.url) || /^https:.*/.test(settings.url))) {
              // Only send the token to relative URLs i.e. locally.
              xhr.setRequestHeader("X-CSRFToken", getCookie('csrftoken'));
          }
      } 
   });
   
   $('.input_score').change(function() {
      $.post('/xhr_gpred/', {
         id: this.id,
         action: 'add',
         value: this.value
      }, function(data) {
         if(data == 'added') {
            $(this).css('background-color', '#33AA33');
         } else if(data == 'failed') {
            $(this).css('background-color', '#AA3333');
         }
      });
   });
   
   $('.user-input').change(function() {
      $.post();
   });
});